Welding seam tracker



FIG. 1 is a rear, left side and bottom perspective view of a welding seam tracker showing our new design;

FIG. 2 is a front, right side and top perspective view;

FIG. 3 is a rear elevational view;

FIG. 4 is a right side elevational view;

FIG. 5 is a front elevational view;

FIG. 6 is a left side elevational view;

FIG. 7 is a top plan view; and,

FIG. 8 is a bottom plan view thereof. 

The ornamental design for a welding seam tracker, as shown and described. 